4
0
0
9
0
0
6
0
0
6
0
0
15
8
11
4
0
0
6
0
0
6
0
0
6
0
0
4
0
0
8
0
0
9
0
0
8
0
0
6
1
2
6
0
0
9
0
0
9
0
0
8
0
2
4
0
1
4
0
1